{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Treatment", "Treatment.Disorder", "Subject.Race", "Effect", "Treatment.Drug", "Treatment.Dosage", "Treatment.Freq", "Treatment.Time_elapsed", "Treatment.Route", "Subject.Disorder", "Subject.Age", "Subject.Gender", "Subject.Population", "Combination.Drug", "Subject", "Treatment.Duration"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Treatment", "Subject", "Treatment.Time_elapsed", "Treatment.Route", "Treatment.Freq", "Subject.Disorder", "Subject.Gender", "Effect", "Treatment.Disorder", "Subject.Age", "Treatment.Duration", "Treatment.Dosage", "Treatment.Drug"]}], "input": "CONCLUSION: Significant ocular complications such as an irreversible decrease of visual acuity may develop in patients treated with pegylated interferon."}
{"adverse event": [{"trigger": "treated ", "arguments": {"Treatment": "pegylated interferon", "Treatment.Disorder": "NAN", "Subject.Race": "NAN", "Effect": "irreversible decrease of visual acuity", "Treatment.Drug": "pegylated interferon", "Treatment.Dosage": "NAN", "Treatment.Freq": "NAN", "Treatment.Time_elapsed": "NAN", "Treatment.Route": "NAN", "Subject.Disorder": "NAN", "Subject.Age": "NAN", "Subject.Gender": "NAN", "Subject.Population": "NAN", "Combination.Drug": "NAN", "Subject": "patients", "Treatment.Duration": "NAN"}}], "potential therapeutic event": []}